Rio de Janeiro, Brazil → Buenos Aires, Argentina
1,063 nautical miles · Direction: southwest
The straight-line distance from Rio de Janeiro to Buenos Aires is 1,968 km (1,223 miles). Buenos Aires lies roughly southwest of Rio de Janeiro; the initial great-circle bearing is 225° (SW). It is an international route from Brazil to Argentina.
Rio de Janeiro (Southeast, Brazil) sits at 22.9068°S, 43.1729°W; Buenos Aires (Buenos Aires, Argentina) is at 34.6037°S, 58.3816°W. The initial great-circle bearing is 225° (SW); on a great circle the heading changes along the way.
| Mode | Figure | Basis |
|---|---|---|
| ✈️ Flight | ~2h 58min | Estimate: 800 km/h + 30 min taxi. Not a schedule; total trip time is longer. |
| 🚗 Road | ~2,558 km · ~31h 59min | Rough estimate: straight line × 1.3 at 80 km/h. Not live routing. |
Rough road-length estimate for Rio de Janeiro to Buenos Aires: about 2,558 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
The geographic halfway point of the great-circle path between Rio de Janeiro and Buenos Aires lies at approximately 28.9685°S, 50.3473°W — the position that is an equal 984 km from each city along that path. It is a geometric midpoint, not a halfway point by road.
Rio de Janeiro (America/Sao_Paulo) and Buenos Aires (America/Argentina/Buenos_Aires) use different time-zone IDs but keep the same clock time all year under current rules.
Rio de Janeiro uses the Brazilian Real (BRL), while Buenos Aires uses the Argentine Peso (ARS). The primary language changes from Portuguese in Rio de Janeiro to Spanish in Buenos Aires.
All distances from Rio de Janeiro · All distances from Buenos Aires
The straight-line distance from Rio de Janeiro to Buenos Aires is approximately 1,968 km (1,223 miles, 1,063 nautical miles).
Buenos Aires lies roughly southwest of Rio de Janeiro; the initial great-circle bearing is 225° (SW).
Estimated flight time is about 2h 58min (great-circle distance at 800 km/h plus 30 min for taxi, take-off and landing). It is not an airline schedule; total airport-to-airport trip time is longer.
Rough road-length estimate for Rio de Janeiro to Buenos Aires: about 2,558 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
Rio de Janeiro (America/Sao_Paulo) and Buenos Aires (America/Argentina/Buenos_Aires) use different time-zone IDs but keep the same clock time all year under current rules.
Straight-line distance uses the great-circle (Haversine) method. Flight and road figures, where shown, are estimates rather than schedules or live routing. How SnapDistance calculates distances